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2 helicopters, start and takeoff 2

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Two helicopters starting and taking off one after the other. Sound recording during the open day of the UIISCI in Nogent-le-Rotrou in France.

2 helicopters, start and takeoff 22 helicopters, start and takeoff 2T-shirt

Duration: 03:52
UCS Category: AEROHeli (?)The UCS, for "Universal Category System", is a public domain initiative by Tim Nielsen, Justin Drury and Kai Paquin, among others. This is a list of fixed and consistent categories for classifying sound effects. It provides consistency in a filename structure to make naming and categorizing easier for anyone who maintains their own personal or professional library. This sound library meets the UCS 8.1 categorization. Click to display the full UCS list.
Type: Soundscape
Channels: Monophonic (?)- Monophonic : Is single-channel. Typically there is only one microphone, one loudspeaker.
- Stereophonic : Is a method of sound reproduction that creates an illusion of directionality and audible perspective.
- Ambisonic : aims to create a multi-channel sound space. Used, for example, in virtual reality.

Conditions: Outdoor (?)A "studio" sound has been recorded in a reverb-free place.

An "outdoor" sound contains disruptive elements. The sound is not totally pure. There is sometimes a little wind, some rumors, etc.

A "indoor" sound usually contains a strong reverb. It can not, for example, be used to sound an image taken outdoors.

Realism: Real (?)Un son "Real" à été enregistré en condition réel. Par exemple : Un brossage de dent avec dentifrice.

Un son "Idealized" à été enregistré en condition réel mais en ne gardant cherchant à coller au plus près de l'idée qu'on se fait de ce son. Par exemple : Un brossage de dent sans dentifrice.

Un "Foley" à été enregistré en studio, avec des astuces de bruiteurs. Par exemple : Un brossage de dent imité avec une brosse à ongle.

Sampling Rate: 48,000 Hz (?)Search : Defines the number of samples per seconds taken from a continuous signal to make a discrete signal. The unit for sampling rate is hertz.

- 44,100 Hz : CD Audio quality.
- 48,000 Hz : The standard used by professional digital video equipment such as tape recorders, video servers, vision mixers and so on.
- 96,000 Hz : DVD-Audio, some LPCM DVD tracks, BD-ROM (Blu-ray Disc) audio tracks, HD DVD (High-Definition DVD) audio tracks.

Bit depth: 24 Bits (?)More : In digital audio, bit depth describes the number of bits of information recorded for each sample.

- 16 bits : CD quality audio. A standard used by media professionals.
- 24 bits : DVD-Audio, which can support up to 24-bit audio.

Equipment: SoundDevices MixPre-3 Recorder and Sennheiser ME66 Microphone (?)Equipement matériel
Author: Joseph SARDIN

Sound n°: 2,733

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About BigSoundBank.com

BigSoundBank.com is a library of free, royalty free sounds. The best quality soundbank for any commercial and non-commercial use. Sounds effects, ambiences, soundscapes and atmospheres in MP3, WAV, BWF, AIFF, OGG, FLAC, AAC and M4A formats. Listen and download ! For podcast, movie, broadcast, video games, audiovisual, theater, radio, development, virtual reality, 3D, metaverse, and more media productions.

- Joseph SARDIN - Founder of BigSoundBank.com and LaSonotheque.org - Contact

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